<!DOCTYPE html>
<html class="reftest-wait">
  <img src="blue-16x20.png">
  <script>
    var otherImageSrc = "blue-32x32.png"
    window.onload = function() {
      var img = document.querySelector("img");
      img.src = otherImageSrc;
      img.style.width = img.naturalWidth + "px";
      img.style.height = img.naturalHeight + "px";
      document.documentElement.className = "";
    }
    var otherImage = new Image;
    otherImage.src = otherImageSrc;
  </script>
</html>
